Title varies slightly: Biennial report of the Bureau of Vital Statistics of the North Carolina State Board of Health, 1916-1917.; No reports issued for 1918-1919; reports for 1920-1921 published in The health bulletin / North Carolina State Board...

"FHWA/NC/2002-22."; "June 2003."; Includes bibliographical references (p. 67); Final report; Performed by the North Carolina State University Dept. of Civil Engineering, sponsored by the North Carolina Dept. of Transportation, Research and Analysis...